Transactions . Alloy No. 9. Lead Telluride and Eutectic.(80 Diameters.) Fig. Alloy No. 10. Lead Telluride and Eutectic.(80 Diameters.) Ill I. \l \ S I II \l» AM» I III I M. 541 I |«. 10.

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Keywords: ., bo, bookcentury1800, bookdecade1870, booksubjectmineralindustries